White #23 - Saturday, 09.02.2019

E43 Nimzo-Indian (Fischer-Variation) / Nimzo-Indisch Nimzo-Indian Defense: St. Petersburg Variation

Artur Yusupov vs. Vassily Ivanchuk (1-0)

Candidates Match, 1991

2q2r2/p3bpkB/bp2pn2/6NQ/3P4/8/PP1B1PPP/6K1 w - - 0 23